/* Base + layout. Depends on tokens.css. */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
/* `hidden` always wins over component display rules. */
[hidden] { display: none !important; }
/* Large and ultrawide screens: grow the root size so the whole rem-based layout
   (type, spacing, container) scales together instead of leaving a narrow column. */
@media (min-width: 1800px) { html { font-size: 112.5%; } }
@media (min-width: 2200px) { html { font-size: 125%; } }
@media (min-width: 2800px) { html { font-size: 150%; } }
@media (min-width: 3400px) { html { font-size: 175%; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; } }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--font-body); font-size: var(--fs-2); line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  background-image:
    linear-gradient(to right, color-mix(in srgb, var(--line) 35%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in srgb, var(--line) 35%, transparent) 1px, transparent 1px);
  background-size: 96px 96px; background-attachment: fixed;
}
img, svg, video { max-width: 100%; display: block; }
a { color: var(--meridian); text-decoration-thickness: 1px; text-underline-offset: 0.15em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: none; box-shadow: var(--focus); border-radius: var(--radius); }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; line-height: var(--lh-tight); margin: 0 0 var(--s-4); letter-spacing: -0.015em; }
h1 { font-size: var(--fs-6); } h2 { font-size: var(--fs-5); } h3 { font-size: var(--fs-4); } h4 { font-size: var(--fs-3); font-weight: 600; }
p { margin: 0 0 var(--s-4); max-width: var(--measure); }
ul, ol { padding-left: 1.2em; } li { margin-bottom: var(--s-1); }
hr { border: 0; border-top: 1px solid var(--line); margin: var(--s-7) 0; }
code, .mono { font-family: var(--font-mono); font-size: 0.92em; }
small, .small { font-size: var(--fs-1); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: var(--gutter); top: -100px; background: var(--ink); color: var(--paper); padding: var(--s-2) var(--s-4); z-index: 100; }
.skip-link:focus { top: var(--s-2); }

/* Layout primitives */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.container-wide { max-width: 90rem; }
.section { padding: var(--s-8) 0; }
.section + .section { border-top: 1px solid var(--line); }
.section-tight { padding: var(--s-6) 0; }
.grid { display: grid; gap: var(--s-5); }
.grid > * { min-width: 0; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-sidebar { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); }
@media (max-width: 960px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0,1fr)); } .grid-sidebar { grid-template-columns: 1fr; } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } .section { padding: var(--s-7) 0; } }
.stack > * + * { margin-top: var(--s-4); }
.cluster { display: flex; flex-wrap: wrap; gap: var(--s-2); align-items: center; }
.between { display: flex; justify-content: space-between; align-items: baseline; gap: var(--s-4); flex-wrap: wrap; }
.measure { max-width: var(--measure); }
.center { text-align: center; }
.lead { font-size: var(--fs-3); color: var(--ink-2); }
.muted { color: var(--ink-3); }
.display { font-size: var(--fs-7); line-height: 1.04; letter-spacing: -0.025em; font-weight: 700; }
.display em { font-style: normal; color: var(--meridian); }

/* Metadata labels: mono, uppercase, tracked — the "instrument label" voice */
.label { font-family: var(--font-mono); font-size: var(--fs-0); text-transform: uppercase; letter-spacing: 0.12em; color: var(--ink-3); }
.label-ink { color: var(--ink); }
.eyebrow { composes: label; }
.eyebrow { font-family: var(--font-mono); font-size: var(--fs-0); text-transform: uppercase; letter-spacing: 0.12em; color: var(--meridian); margin-bottom: var(--s-3); display: block; }
.eyebrow::before { content: "— "; color: var(--line-strong); }

/* Header */
.site-header { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50; background: color-mix(in srgb, var(--paper) 92%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); min-height: 4rem; }
.brand { display: inline-flex; align-items: center; color: var(--ink); text-decoration: none; }
.brand .wordmark { height: 1.5rem; width: auto; color: var(--ink); }
.brand .wordmark .chev { stroke: var(--line-strong); }
.brand .wordmark text { fill: currentColor; font-family: var(--font-display); font-weight: 800; letter-spacing: 0.02em; }
.nav { display: flex; gap: var(--s-1); align-items: center; }
.nav a { color: var(--ink-2); text-decoration: none; padding: var(--s-2) var(--s-3); font-size: var(--fs-1); border-radius: var(--radius); min-height: 44px; display: inline-flex; align-items: center; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); background: var(--paper-2); }
.nav a[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--meridian); }
.nav-actions { display: flex; align-items: center; gap: var(--s-2); }
.icon-btn { width: 2.75rem; height: 2.75rem; display: inline-grid; place-items: center; border: 1px solid var(--line); border-radius: var(--radius); color: var(--ink-2); background: var(--paper); }
.icon-btn svg { width: 1.125rem; height: 1.125rem; }
.icon-btn:hover { color: var(--ink); border-color: var(--line-strong); }
.lang-switch { font-family: var(--font-mono); font-size: var(--fs-0); letter-spacing: .08em; text-decoration: none; width: auto; padding: 0 12px; }
.nav a.nav-cta { margin-left: var(--s-3); background: var(--ink); color: var(--paper); font-weight: 500; padding: 0 var(--s-4); white-space: nowrap; box-shadow: none; }
.nav a.nav-cta:hover { background: var(--meridian); color: var(--paper); }
/* Dropdown: parent link + chevron button; list opens on hover (fine pointers) or on the button. */
.nav-group { position: relative; display: flex; align-items: center; }
.nav-sub-toggle { width: 28px; min-height: 44px; margin-left: -6px; display: inline-grid; place-items: center; border: 0; background: none; color: var(--ink-3); border-radius: var(--radius); cursor: pointer; }
.nav-sub-toggle:hover { color: var(--ink); background: var(--paper-2); }
.nav-sub-toggle svg { transition: transform .15s; }
.nav-group.open .nav-sub-toggle svg { transform: rotate(180deg); }
.nav-sub { display: none; position: absolute; top: 100%; left: 0; min-width: 220px; flex-direction: column; padding: var(--s-2); background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.nav-group.open .nav-sub { display: flex; }
@media (hover: hover) and (pointer: fine) and (min-width: 1025px) { .nav-group:hover .nav-sub { display: flex; } }
.nav-sub a { white-space: nowrap; }
.nav-toggle { display: none; }
@media (max-width: 1024px) {
  .nav { display: none; }
  .nav-toggle { display: inline-grid; }
  .site-header.open .nav { display: flex; flex-direction: column; align-items: stretch; position: absolute; left: 0; right: 0; top: 64px; max-height: calc(100dvh - 64px); overflow-y: auto; background: var(--paper); border-bottom: 1px solid var(--line); padding: var(--s-3) var(--gutter) var(--s-5); box-shadow: var(--shadow); }
  .site-header.open .nav a { font-size: var(--fs-2); padding: var(--s-3); }
  .nav-group { flex-wrap: wrap; }
  .nav-group > a { flex: 1; }
  .nav-sub-toggle { width: 44px; margin-left: 0; }
  .nav-sub { position: static; flex-basis: 100%; min-width: 0; border: 0; box-shadow: none; padding: 0 0 0 var(--s-4); border-left: 1px solid var(--line); margin-left: var(--s-3); }
  .site-header.open .nav .nav-sub a { font-size: var(--fs-1); padding: var(--s-2) var(--s-3); }
  .nav a.nav-cta { margin: var(--s-3) 0 0; justify-content: center; }
}

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: var(--s-2); min-height: 44px; padding: 0 var(--s-5); border: 1px solid var(--ink); border-radius: var(--radius); color: var(--ink); text-decoration: none; font-size: var(--fs-1); font-weight: 500; background: transparent; transition: background .15s, color .15s; }
.btn:hover { background: var(--ink); color: var(--paper); }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--meridian); border-color: var(--meridian); color: var(--paper); }
.btn-ghost { border-color: var(--line); color: var(--ink-2); }
.btn-ghost:hover { background: var(--paper-2); color: var(--ink); }
.btn-sm { min-height: 36px; padding: 0 var(--s-3); font-size: var(--fs-0); }
.btn .arrow { transition: transform .15s; } .btn:hover .arrow { transform: translateX(3px); }

/* Cards & panels: paper on paper, hairline borders, no drop shadows on rest */
.card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: var(--s-5); position: relative; display: flex; flex-direction: column; gap: var(--s-3); }
.card:hover { border-color: var(--line-strong); }
.card h3 { margin: 0; }
.card p { margin: 0; }
.card-link { color: inherit; text-decoration: none; }
.card-link:hover h3 { text-decoration: underline; text-decoration-color: var(--meridian); text-underline-offset: 0.15em; }
.card-footer { margin-top: auto; padding-top: var(--s-3); border-top: 1px dashed var(--line); display: flex; justify-content: space-between; gap: var(--s-3); flex-wrap: wrap; }
.panel { background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--radius); padding: var(--s-5); }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: var(--s-3); padding-bottom: var(--s-3); border-bottom: 1px solid var(--line); margin-bottom: var(--s-4); }
.panel-head h2, .panel-head h3 { margin: 0; font-size: var(--fs-4); }
.frame { border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); overflow: hidden; }
.frame-head { display: flex; align-items: center; justify-content: space-between; gap: var(--s-3); padding: var(--s-2) var(--s-4); border-bottom: 1px solid var(--line); background: var(--paper-2); }
.frame-body { padding: var(--s-4); }

/* Entity chips: colour + glyph. Glyph shapes carry the type without colour. */
.chip { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: var(--fs-0); letter-spacing: 0.04em; padding: 4px 10px 4px 8px; border-radius: var(--radius-pill); border: 1px solid var(--line); color: var(--ink-2); text-decoration: none; background: var(--paper); white-space: normal; text-align: left; line-height: 1.25; max-width: 100%; min-height: 28px; }
a.chip:hover { border-color: var(--ink-2); color: var(--ink); }
.chip .g { width: 9px; height: 9px; flex: none; display: inline-block; background: currentColor; }
.chip[data-type="signal"] { color: var(--signal); background: var(--signal-soft); border-color: transparent; } .chip[data-type="signal"] .g { transform: rotate(45deg); }
.chip[data-type="trend"] { color: var(--trend); background: var(--trend-soft); border-color: transparent; } .chip[data-type="trend"] .g { clip-path: polygon(0 100%, 100% 0, 100% 100%); }
.chip[data-type="actor"] { color: var(--actor); background: var(--actor-soft); border-color: transparent; } .chip[data-type="actor"] .g { border-radius: 50%; }
.chip[data-type="tension"] { color: var(--tension); background: var(--tension-soft); border-color: transparent; } .chip[data-type="tension"] .g { clip-path: polygon(0 40%, 100% 40%, 100% 60%, 0 60%); width: 12px; }
.chip[data-type="inquiry"] { color: var(--inquiry); background: var(--inquiry-soft); border-color: transparent; } .chip[data-type="inquiry"] .g { clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); }
.chip[data-type="technology"], .chip[data-type="tech"] { color: var(--tech); background: var(--tech-soft); border-color: transparent; } .chip[data-type="technology"] .g, .chip[data-type="tech"] .g { clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%); }
.chip[data-type="evidence"], .chip[data-type="claim"], .chip[data-type="hypothesis"] { color: var(--evidence); background: var(--evidence-soft); border-color: transparent; } .chip[data-type="evidence"] .g { width: 6px; height: 12px; } .chip[data-type="claim"] .g { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 70%); } .chip[data-type="hypothesis"] .g { border-radius: 50%; background: transparent; border: 2px solid currentColor; }
.chip[data-type="industry"] { color: var(--ink); background: var(--paper-3); border-color: transparent; } .chip[data-type="industry"] .g { clip-path: polygon(0 100%, 50% 0, 100% 100%); }
.chip[data-type="geography"], .chip[data-type="geo"] { color: var(--geo); background: var(--geo-soft); border-color: transparent; } .chip[data-type="geography"] .g, .chip[data-type="geo"] .g { border-radius: 50% 50% 50% 0; transform: rotate(-45deg); }
.chip[data-type="report"] { color: var(--ink-2); background: var(--paper-2); } .chip[data-type="report"] .g { width: 7px; height: 10px; border: 1.5px solid currentColor; background: transparent; }
.chip[data-type="platform"], .chip[data-type="capability"] { color: var(--meridian); border-color: var(--meridian); background: transparent; } .chip[data-type="platform"] .g { clip-path: polygon(0 0, 60% 0, 100% 50%, 60% 100%, 0 100%, 40% 50%); width: 11px; }

/* Meta rows */
.meta { display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-4); font-family: var(--font-mono); font-size: var(--fs-0); color: var(--ink-3); letter-spacing: 0.03em; }
.meta b { color: var(--ink-2); font-weight: 500; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: var(--s-2) var(--s-4); font-size: var(--fs-1); }
.kv dt { font-family: var(--font-mono); font-size: var(--fs-0); text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); padding-top: 3px; }
.kv dd { margin: 0; }
@media (max-width: 640px) { .kv { grid-template-columns: 1fr; gap: 2px var(--s-4); } .kv dd { margin-bottom: var(--s-3); } }

/* Page hero */
.hero { padding: var(--s-9) 0 var(--s-8); border-bottom: 1px solid var(--line); }
.hero h1 { max-width: 22ch; }
.hero .lead { max-width: 60ch; }
.page-head { padding: var(--s-8) 0 var(--s-6); border-bottom: 1px solid var(--line); }
.page-head h1 { max-width: 24ch; }
.breadcrumbs { font-family: var(--font-mono); font-size: var(--fs-0); text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-3); display: flex; gap: var(--s-2); flex-wrap: wrap; margin-bottom: var(--s-4); }
.breadcrumbs a { color: var(--ink-3); text-decoration: none; } .breadcrumbs a:hover { color: var(--ink); }
.breadcrumbs span::before { content: "/"; margin-right: var(--s-2); color: var(--line-strong); }

/* Tables */
table { width: 100%; border-collapse: collapse; font-size: var(--fs-1); }
th, td { text-align: left; padding: var(--s-2) var(--s-3); border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-family: var(--font-mono); font-size: var(--fs-0); text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); font-weight: 500; }
.table-wrap { overflow-x: auto; }

/* Callouts */
.note { border-left: 2px solid var(--meridian); padding: var(--s-3) var(--s-4); background: var(--paper-2); font-size: var(--fs-1); color: var(--ink-2); }
.note-caveat { border-left-color: var(--signal); }
.pull { font-family: var(--font-display); font-weight: 500; font-size: var(--fs-4); line-height: 1.35; color: var(--ink); border-left: 2px solid var(--meridian); padding-left: var(--s-5); max-width: 40ch; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: var(--s-8) 0 var(--s-6); margin-top: var(--s-9); background: var(--paper-2); }
.site-footer .grid { grid-template-columns: 2fr 1fr 1fr 1fr 1fr; }
@media (max-width: 960px) { .site-footer .grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .site-footer .grid { grid-template-columns: 1fr; } }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: var(--s-2); font-size: var(--fs-1); }
.site-footer a { color: var(--ink-2); text-decoration: none; } .site-footer a:hover { color: var(--meridian); text-decoration: underline; }
.footer-bottom { display: flex; justify-content: space-between; gap: var(--s-4); flex-wrap: wrap; margin-top: var(--s-7); padding-top: var(--s-4); border-top: 1px solid var(--line); font-size: var(--fs-0); color: var(--ink-3); font-family: var(--font-mono); }

/* Follow button */
.follow { display: inline-flex; align-items: center; gap: 6px; min-height: 32px; padding: 0 10px; border: 1px solid var(--line-strong); border-radius: var(--radius-pill); font-family: var(--font-mono); font-size: var(--fs-0); letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-2); background: var(--paper); }
.follow::before { content: "+"; font-weight: 600; }
.follow[aria-pressed="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.follow[aria-pressed="true"]::before { content: "✓"; }

/* Utility: status of trends */
.stage { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: var(--fs-0); text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-2); }
.stage i { width: 10px; height: 10px; border: 1.5px solid currentColor; display: inline-block; }
.stage[data-stage="weak-signal"] i { border-style: dotted; }
.stage[data-stage="emerging"] i { background: linear-gradient(to top, currentColor 30%, transparent 30%); }
.stage[data-stage="accelerating"] i { background: linear-gradient(to top, currentColor 60%, transparent 60%); }
.stage[data-stage="established"] i { background: currentColor; }
.stage[data-stage="transformational"] i { background: currentColor; box-shadow: 0 0 0 2px var(--paper), 0 0 0 3px currentColor; }
.stage[data-stage="declining"] i { background: linear-gradient(to bottom, currentColor 40%, transparent 40%); opacity: .7; }

/* Strength / confidence meters: five ticks (shape + count, colour secondary) */
.ticks { display: inline-flex; gap: 2px; vertical-align: middle; }
.ticks i { width: 4px; height: 10px; background: var(--line); display: inline-block; }
.ticks i.on { background: currentColor; }